61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
#pragma once
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#include<hgl/type/String.h>
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namespace hgl
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{
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namespace io
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{
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class InputStream;
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}//namespace io
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namespace asset
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{
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/**
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* 资产索引方法
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*/
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enum class IndexType
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{
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Anonymous=0, ///<匿名访问
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Name, ///<字符串名称
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ID, ///<ID
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Position, ///<坐标访问(如图数据库)
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ENUM_CLASS_RANGE(Anonymous,Position)
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};//enum class IndexType
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/**
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* 资产来源
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*/
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class AssetSource
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{
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U8String uri_short_name;
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public:
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const U8String &GetURI()const{return uri_short_name;}
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public:
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AssetSource(const U8String &);
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virtual ~AssetSource();
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virtual bool hasAnonymousAccess ()const{return false;}
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virtual bool hasNameAccess ()const{return false;}
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virtual bool hasIDAccess ()const{return false;}
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virtual bool hasPositionAccess ()const{return false;}
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public:
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virtual io::InputStream * Open (const U8String &){return nullptr;}
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virtual AssetSource * CreateSubSource (const U8String &){return nullptr;}
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};//class AssetSource
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AssetSource *CreateSourceByFilesystem(const U8String &sn,const OSString &pathname,const bool only_read);
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AssetSource *GetSource(const U8String &uri_short_name);
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io::InputStream *GetAssets(const U8String &uri);
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}//namespace asset
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}//namespace hgl
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